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Odyssea Submarine
The Odyssea wet submersible is a proven concept in underwater flight. The submersible is designed to transport two scuba divers underwater.
Delta Oceanographics
Delta Oceanographics provides a reliable and efficient submersible to customers worldwide.
The C-QUESTOR
The C-QUESTOR is truly the first mobile, deployable submersible . Enjoy a Dive through this web site and think underwater, warm, comfortable, DRY, and most of all maneuvering with high speed mobility.
International VentureCraft 
Manufacturers of the SportSub line of submersibles
US Submarines Inc. 
US Submarines manufactures submarines and submersibles capable of diving to 305 meters (1000 feet) and are classed +A1 Manned Submersible by the American Bureau of Shipping.
Underwater Vehicles Inc
Exploration made affordable

Manufacturer of tourist subs, exploration subs, and hard shell dive suits.

Hawkes Ocean Technologies
Designers of a two person submersible.
JAMSTEC
Japan Marine Science & Technology Center
Personal Submarine Industries
SUBMARINES FOR RESEARCH AND TOURISM. 
The designer and manufacturer of your submarine your partner in every step of your submarine operation